"From the California Tribal Business Alliance's perspective, only entities that adhere to the highest regulatory standards, such as those used in the regulation of Indian gaming, should be licensed to provide online play, " Leslie Lohse, the chair of the organization, said in a statement.

PokerStars is reportedly trying to get back into California. A partnership with the Morongo Band of Mission Indians and non-Indian card clubs has been rumored but not confirmed.

CTBA said it will "strongly oppose" any bill that allows PokerStars to participate.